This fully assembled, competition-ready package is the top offering in the Slash 4X4 lineup and redefines the Traxxas benchmark for out-of-the-box performance and completeness. Simply put, it?s the best of the best and it?s Ready-To-Race??from Traxxas, The Fastest Name in Radio Control.??The Slash 4X4 Ultimate is equipped with a full compliment of Platinum accessories to deliver pure short-course racing fun and performance. The new Traxxas 2.4GHz radio system is at hand with Traxxas Link? and precise control over a wide array of tuning adjustments. The high-capacity 4200mAh Series 4 battery pack is 7-cells of pure speed at 40+mph. There?s even an AC charger included for easy charging. Building on the winning performance of the standard Slash 4X4, the?